Home / 48,973.86-67,583.30-28,831.59

Finding the Fourth Proportional to 48,973.86, 67,583.30 and 28,831.59

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Solution

The fourth proportional to 48,973.86, 67,583.30 and 28,831.59 is: 39,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,973.86 : 67,583.30 = 28,831.59 : x
  2. Step 2: Convert to fraction form
    48,973.86/67,583.30 = 28,831.59/x
  3. Step 3: Cross multiply
    48,973.86x = 67,583.30 × 28,831.59
  4. Step 4: Simplify right side
    48,973.86x = 1,948,533,852.29
  5. Step 5: Solve for x
    x = 1,948,533,852.29/48,973.86
  6. Step 6: Final answer
    x = 39,787.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.